Thomas Newton Allen (born 1839) was a lawyer in Lexington, Kentucky.
He moved to Olympia, Washington c1889, where he was a clerk and then a lawyer.
He was friend to the state governor John H.
McGraw.
Allen is remembered today for writing a book, Chronicles of Oldfields in 1909, which is found on lists of books for those studying slavery in the United States.Some of his correspondence is kept at Washington State University, Holland Library, Manuscripts, Archives & Special Collections, Allen, Thomas Newton.